Vulnerability in Kernel: tipc: check attribute length for bearer name
Summary
GSD-2022-1003526: tipc: check attribute length for bearer name. Affects Kernel versions >= cb30a63384bc91d5da06e1cede1115f666a29271, < b8fac8e321044a9ac50f7185b4e9d91a7745e4b0. No fix is published. How to fix ↓
Check if this vulnerability affects your application
Upload a manifest or SBOM and we'll show whether you're affected, plus every other risky package in the same scan.
No signup required · Results in about 60 seconds
Background
The Kernel is a crucial component of the Linux operating system, responsible for managing system resources and facilitating communication between hardware and software. It provides essential functionalities and services to ensure the proper functioning of the system. One of the components within the Kernel is the tipc module, which stands for Transparent Inter-Process Communication. TIPC is a protocol that enables communication between processes running on different nodes in a cluster. It allows processes to exchange messages and data reliably and efficiently. However, a vulnerability has been discovered in the tipc module that could potentially be exploited by attackers.
Vulnerability Detail
The vulnerability in the tipc module involves a failure to properly check the length of a bearer name attribute. This attribute is used to identify the network interface through which communication takes place. By manipulating the length of the bearer name attribute, an attacker could trigger a buffer overflow or other memory corruption issues, leading to a potential system compromise. The impact and attack plausibility of this vulnerability have not been proven yet, but it is essential to address it to ensure the security and stability of the system.
How To Fix
No fixed version is published for this vulnerability.
Tip — Not sure whether your app is affected? Vulert can check the versions your app actually runs. Scan free →
Workaround
As a temporary workaround, users can disable the tipc module if it is not required for their system. This can be done by executing the following command as root:
modprobe -r tipc
Disabling the module will prevent any potential exploitation of the vulnerability, but it may also disable the functionality provided by the tipc protocol. Therefore, it is recommended to apply the official fix by updating the Kernel as soon as possible.
Conclusion
In conclusion, a vulnerability has been discovered in the tipc module of the Linux Kernel, which could potentially allow attackers to exploit memory corruption issues. It is crucial to update the Kernel to version v5.10.122 or later to address this vulnerability. As a temporary workaround, the tipc module can be disabled if not required. For further support and assistance in vulnerability remediation, please contact DevNack.com.
See every vulnerability recorded for Kernel →
FAQ
The impact of this vulnerability is not yet proven, but it has the potential to allow attackers to compromise the system by triggering memory corruption issues. It is crucial to address this vulnerability to ensure the security and stability of the system.
You can use the Vulert Playground at Vulert Scanner to check if your system is affected by this vulnerability. Vulert monitors and alerts in real-time for open-source vulnerabilities without requiring access to the code or installation. Simply upload your manifest file, such as package-lock.json, to the Vulert Playground and it will provide information on any vulnerabilities detected.
Yes, a temporary workaround is to disable the tipc module if it is not required for your system. This can be done by executing the command 'modprobe -r tipc' as root. However, it is recommended to apply the official fix by updating the Kernel to ensure the necessary security checks are in place.
To update the Linux Kernel, you can follow the official documentation provided by your Linux distribution. Typically, it involves using package management tools like 'apt' or 'yum' to install the latest Kernel version available for your distribution. Make sure to update to version v5.10.122 or later to address this vulnerability.
You can find more information about this vulnerability in the vulnerability database maintained by the Cloud Security Alliance. The specific vulnerability ID is GSD-2022-1003526. The database source can be accessed at https://github.com/cloudsecurityalliance/gsd-database/blob/main/2022/1003xxx/GSD-2022-1003526.json.
Related vulnerabilities
Recent vulnerabilities recorded for Kernel.
